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configure.ac
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configure.ac
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#
# Copyright (C) 2014 Jules Colding <jcolding@gmail.com>.
#
# All Rights Reserved.
#
# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
# notice and this notice are preserved. This file is offered as-is,
# without any warranty.
#
AC_PREREQ([2.68])
AC_INIT([MasterMind++],[0.0.1],[jcolding@gmail.com])
AC_COPYRIGHT([Copyright (C) 2014 Jules Colding. All Rights Reserved.])
# For GCC extensions
AC_USE_SYSTEM_EXTENSIONS
AM_INIT_AUTOMAKE([subdir-objects])
m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
AC_CONFIG_SRCDIR([bootstrap])
AC_CONFIG_HEADERS([ac_config.h])
AC_CONFIG_MACRO_DIR([m4])
dnl Standard checks
AC_LANG([C++])
AC_REQUIRE_CPP
dnl Initialize libtool
LT_INIT([disable-shared])
AC_SUBST([LIBTOOL_DEPS])
# unset -g -O3 in xxxFLAGS unless the user specified otherwise
AS_IF([test "x${ac_cv_env_CFLAGS_set}" = "x"], [CFLAGS=""])
AS_IF([test "x${ac_cv_env_CXXFLAGS_set}" = "x"], [CXXFLAGS=""])
# Checks for programs.
AC_PROG_CXX
AC_PROG_AWK
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
# Checks for libraries.
# This macro is defined in check.m4 and tests if check.h and
# libcheck.a are installed in your system.
PKG_CHECK_MODULES([CHECK], [check >= 0.9.8])
# Checks for header files.
AC_CHECK_HEADERS([stdint.h stdlib.h string.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_C_INLINE
AC_TYPE_INT16_T
AC_TYPE_INT32_T
AC_TYPE_INT64_T
AC_TYPE_INT8_T
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T
# Checks for library functions.
AC_CHECK_FUNCS([malloc])
AC_FUNC_STRERROR_R
#
# Check implementation details of build host
#
# Check for (4 <= sizeof(int)) - Assumed in many places
AC_MSG_CHECKING([for (4 <= sizeof(int))])
AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
[[
#include <unistd.h>
]],
[[
return (4 <= sizeof(int)) ? 0 : 1;
]]
)],
[
AC_MSG_RESULT([ok])
],
[
AC_MSG_RESULT([no])
AC_MSG_FAILURE([sizeof(int) has to be at least 4 bytes])
],
[
AC_MSG_RESULT([no])
AC_MSG_FAILURE([sizeof(int) has to be at least 4 bytes])
]
)
# Check for strongly typed enums
AC_MSG_CHECKING([for strongly typed enums])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[
]],
[[
enum enumerated : unsigned char { a, b, c };
]]
)],
[
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_STRONGLY_TYPED_ENUMS], [1], [the compiler supports strongly typed enums])
],
[
AC_MSG_RESULT([no])
]
)
dnl
dnl MASTERMIND versions, names and default configuration values
dnl
MASTERMIND_NAME=AC_PACKAGE_NAME
AC_SUBST(MASTERMIND_NAME)
MASTERMIND_VERSION=AC_PACKAGE_VERSION
AC_SUBST(MASTERMIND_VERSION)
dnl top-level source directory
MASTERMIND_top_dir="`pwd`"
AC_SUBST(MASTERMIND_top_dir)
target=`uname`
case "x$target" in
xDarwin)
AM_CONDITIONAL(OS_DARWIN, true)
AM_CONDITIONAL(OS_LINUX, false)
;;
xLinux)
AM_CONDITIONAL(OS_DARWIN, false)
AM_CONDITIONAL(OS_LINUX, true)
;;
*)
AC_MSG_ERROR([MasterMind++ is not supported on this operating system])
;;
esac
dnl
dnl Configure options
dnl
AC_ARG_ENABLE(debug,
[AS_HELP_STRING([--enable-debug[[[[=no/yes]]]]], [Enable MasterMind debugging [default=yes]])],
[],
enable_debug=yes)
if test "x$enable_debug" = "xyes"; then
AC_DEFINE([DEBUG], [1], [Define if you want to make a debug enabled build])
msg_debug=yes
else
msg_debug=no
fi
AM_CONDITIONAL(MASTERMIND_DEBUG, test "x$enable_debug" = "xyes")
dnl
dnl Program availability checks
dnl
dnl
dnl CPPFLAGS, CXXFLAGS, LIBS and stuff
dnl
dnl Check for pthread support
AX_PTHREAD(
[
AX_NOOP()
],
[
AC_MSG_ERROR([pthreads are required])
]
)
dnl
dnl LIBS
dnl
LIBS="$PTHREAD_LIBS $LIBS"
AC_SUBST(LIBS)
dnl
dnl Check if the compiler supports -iquote DIR (from ltrace)
dnl
ac_cv_have_iquote=no
AC_MSG_CHECKING(whether compiler accepts -iquote dir)
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS -iquote ."
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],[ac_cv_have_iquote=yes],[])
CPPFLAGS="$save_CPPFLAGS"
AC_MSG_RESULT($ac_cv_have_iquote)
if test $ac_cv_have_iquote = yes; then
iquote="-iquote "
else
iquote="-I"
fi
dnl Should only be searchable in "" include statements
MASTERMIND_INCLUDES="$iquote$MASTERMIND_top_dir"
dnl Now set the preprocessor arguments
MASTERMIND_CPPFLAGS="$MASTERMIND_INCLUDES"
AC_SUBST(MASTERMIND_CPPFLAGS)
dnl
dnl CXXFLAGS
dnl
MASTERMIND_CXXFLAGS="$PTHREAD_CFLAGS"
dnl Workaround for https://bugzilla.redhat.com/show_bug.cgi?id=218377
CXX_VERSION=`$CXX -dumpversion`
if test "x$CXX_VERSION" = "x3.4.6"; then
AX_CXXFLAGS_GCC_OPTION(-fno-var-tracking, MASTERMIND_CXXFLAGS)
fi
AX_CXXFLAGS_GCC_OPTION(-Wall, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-Wextra, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-Wfloat-conversion, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-Werror, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-Wundef, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-Wpointer-arith, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-Wimplicit, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-Wbad-function-cast, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-Wcast-align, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-pipe, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-fprefetch-loop-arrays, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-std=gnu++11, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-fno-strict-aliasing, MASTERMIND_CXXFLAGS)
if test "x$enable_debug" = "xyes"; then
AX_CXXFLAGS_GCC_OPTION(-ggdb , MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-Og, MASTERMIND_CXXFLAGS)
dnl https://code.google.com/p/address-sanitizer/wiki/LeakSanitizer
AX_CXXFLAGS_GCC_OPTION(-fsanitize=leak, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-fsanitize=shift, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-fsanitize=integer-divide-by-zero, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-fsanitize=unreachable, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-fsanitize=vla-bound, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-fsanitize=null, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-fsanitize=return, MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-fsanitize=signed-integer-overflow, MASTERMIND_CXXFLAGS)
else
AX_CXXFLAGS_GCC_OPTION(-g , MASTERMIND_CXXFLAGS)
AX_CXXFLAGS_GCC_OPTION(-O3, MASTERMIND_CXXFLAGS)
fi
if test "x$target" = "xLinux"; then
MASTERMIND_CXXFLAGS="$MASTERMIND_CXXFLAGS -D__STDC_LIMIT_MACROS"
fi
AC_SUBST(MASTERMIND_CXXFLAGS)
dnl
dnl LDFLAGS
dnl
if test "x$target" = "xDarwin"; then
LDFLAGS="-flat_namespace $LDFLAGS"
fi
LDFLAGS="-pthread $LDFLAGS"
LDFLAGS="-L$MASTERMIND_top_dir/ $LDFLAGS"
AC_SUBST(LDFLAGS)
dnl
dnl Check if this is a distribution
dnl
AM_CONDITIONAL(THIS_IS_NOT_A_DISTRIBUTION, [test -f ./nodist])
dnl ******************************
dnl Makefiles
dnl ******************************
AC_CONFIG_FILES([
Makefile
src/Makefile
cmdline/Makefile
game/Makefile
])
AC_OUTPUT
echo "\
Target Platform: $target
Endianess: $endianess
Making a debug build: $msg_debug
MasterMind version: $PACKAGE_VERSION
MASTERMIND_CXXFLAGS: $MASTERMIND_CXXFLAGS
MASTERMIND_CPPFLAGS: $MASTERMIND_CPPFLAGS
MasterMind LIBS: $LIBS
"